html, body {
  padding: 0;
  margin: 0;
  height: 100%;
  font-size: 16px;
  background: #ed5565;
  color: #fff;
  font-family: 'Microsoft YaHei'; 
}

.title { text-align: center; }
main {
  width: 95%;
  max-width: 1000px;
  margin: 4em auto;
  opacity: 0; 
}
main.loaded {
  transition: opacity .25s linear;
  opacity: 1; 
}

main header {
  width: 100%; 
}
main header > div {
  width: 50%; 
}
main header > .left, main header > .right {
  height: 100%; 
}
main .loaders {
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex: 0 1 auto;
  flex-direction: row;
  flex-wrap: wrap; 
}
main .loaders .loader {
  box-sizing: border-box;
  display: flex;
  flex: 0 1 auto;
  flex-direction: column;
  flex-grow: 1;
  flex-shrink: 0;
  flex-basis: 25%;
  max-width: 25%;
  height: 200px;
  align-items: center;
  justify-content: center;
  position: relative;
}
main.loaded .name {
  margin:0; position: absolute; bottom: 0; width: 100%; text-align: center;
}
/**
 * Util classes
 */
.left {
  float: left; }

.right {
  float: right; }

.cf, main header {
  content: "";
  display: table;
  clear: both; }
